Home / 757,425.84-1,045,298.88-435,264.36

Finding the Fourth Proportional to 757,425.84, 1,045,298.88 and 435,264.36

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Solution

The fourth proportional to 757,425.84, 1,045,298.88 and 435,264.36 is: 600,694.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,425.84 : 1,045,298.88 = 435,264.36 : x
  2. Step 2: Convert to fraction form
    757,425.84/1,045,298.88 = 435,264.36/x
  3. Step 3: Cross multiply
    757,425.84x = 1,045,298.88 × 435,264.36
  4. Step 4: Simplify right side
    757,425.84x = 454,981,348,011.92
  5. Step 5: Solve for x
    x = 454,981,348,011.92/757,425.84
  6. Step 6: Final answer
    x = 600,694.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.